package cn.onlineclass.keyun.dao;

import cn.onlineclass.keyun.model.Book;
import cn.onlineclass.keyun.model.BookExample;
import java.util.List;

public interface BookMapper {
    long countByExample(BookExample example);

    int deleteByPrimaryKey(Long id);

    int insert(Book record);

    int insertSelective(Book record);

    List<Book> selectByExample(BookExample example);

    Book selectByPrimaryKey(Long id);

    int updateByPrimaryKeySelective(Book record);

    int updateByPrimaryKey(Book record);
}